FI981657A0 - A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine - Google Patents

A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine

Info

Publication number
FI981657A0
FI981657A0 FI981657A FI981657A FI981657A0 FI 981657 A0 FI981657 A0 FI 981657A0 FI 981657 A FI981657 A FI 981657A FI 981657 A FI981657 A FI 981657A FI 981657 A0 FI981657 A0 FI 981657A0
Authority
FI
Finland
Prior art keywords
paper
changing
characteristic frequency
nip roll
roll structure
Prior art date
Application number
FI981657A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI104207B1 (en
FI104207B (en
Inventor
Juhani Vestola
Jorma Koelioe
Arto Puranen
Original Assignee
Valmet Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valmet Corp filed Critical Valmet Corp
Priority to FI981657A priority Critical patent/FI104207B/en
Publication of FI981657A0 publication Critical patent/FI981657A0/en
Priority to PCT/FI1999/000631 priority patent/WO2000005450A1/en
Priority to US09/744,555 priority patent/US6521090B1/en
Priority to DE19983424T priority patent/DE19983424B4/en
Priority to AU50440/99A priority patent/AU5044099A/en
Application granted granted Critical
Publication of FI104207B1 publication Critical patent/FI104207B1/en
Publication of FI104207B publication Critical patent/FI104207B/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G1/00—Calenders; Smoothing apparatus
    • D21G1/0073—Accessories for calenders
    • D21G1/008—Vibration-preventing or -eliminating devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • F16F15/027—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means comprising control arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/30—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium
FI981657A 1998-07-24 1998-07-24 A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine FI104207B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI981657A FI104207B (en) 1998-07-24 1998-07-24 A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine
PCT/FI1999/000631 WO2000005450A1 (en) 1998-07-24 1999-07-16 Method and device for changing the natural frequency of a nip roll construction in a paper or board machine
US09/744,555 US6521090B1 (en) 1998-07-24 1999-07-16 Method and device for changing the natural frequency of a nip roll construction in a paper or board machine
DE19983424T DE19983424B4 (en) 1998-07-24 1999-07-16 Method and apparatus for changing the natural frequency of a nip roll assembly in a paper or board machine
AU50440/99A AU5044099A (en) 1998-07-24 1999-07-16 Method and device for changing the natural frequency of a nip roll construction in a paper or board machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI981657 1998-07-24
FI981657A FI104207B (en) 1998-07-24 1998-07-24 A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine

Publications (3)

Publication Number Publication Date
FI981657A0 true FI981657A0 (en) 1998-07-24
FI104207B1 FI104207B1 (en) 1999-11-30
FI104207B FI104207B (en) 1999-11-30

Family

ID=8552228

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981657A FI104207B (en) 1998-07-24 1998-07-24 A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine

Country Status (5)

Country Link
US (1) US6521090B1 (en)
AU (1) AU5044099A (en)
DE (1) DE19983424B4 (en)
FI (1) FI104207B (en)
WO (1) WO2000005450A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10008800B4 (en) * 2000-02-25 2005-10-27 Voith Paper Patent Gmbh Method for operating a calender roll and calender roll
US6851529B2 (en) 2002-04-18 2005-02-08 Honeywell International Inc. Multifunction vibration isolation strut
FI118234B (en) * 2005-05-20 2007-08-31 Metso Paper Inc Actuator for linear movement
DE102011007888A1 (en) * 2011-04-21 2012-10-25 Metso Paper, Inc. Apparatus for applying force to component of fibrous web processing machine, has two independently controllable force applications units provided at end regions of component, so that different high forces are applied to component
US10507920B2 (en) * 2015-05-18 2019-12-17 Sikorsky Aircraft Corp. Systems and methods for lifting body vibration control

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5345793B2 (en) * 1973-10-17 1978-12-08
DE2851747C2 (en) * 1978-11-30 1986-05-28 Kleinewefers Gmbh, 4150 Krefeld Pressure treatment or transport roller, in particular calender roller
DE3004915C2 (en) * 1980-02-09 1982-07-15 Kleinewefers Gmbh, 4150 Krefeld calender
JPS6052936B2 (en) * 1980-06-27 1985-11-22 三菱重工業株式会社 single facer
DE3024570A1 (en) * 1980-06-28 1982-01-21 Küsters, Eduard, 4150 Krefeld DEVICE FOR INTERACTING ON RAILWAYS WITH AT LEAST ONE ROLLER
US4470121A (en) * 1981-08-17 1984-09-04 United Technologies Corporation Multi-frequency vibration controller using fluid-filled cantilever beam for vibration excitation & absorption
SE432792B (en) * 1982-04-01 1984-04-16 Dynapac Maskin Ab PROCEDURE AND DEVICE FOR ACHIEVING OPTIMAL PACKAGING DEVICE WHEN PACKING DIFFERENT MATERIALS LIKE ASPHALT, EARTH ETC Means a vibrating roller
DE3566627D1 (en) * 1984-07-05 1989-01-12 Siemens Ag Method to compensate the influence of roll excentricities
DE3639009A1 (en) 1986-11-14 1988-05-26 Kuesters Eduard Maschf ROLLER FOR THE PRESSURE TREATMENT OF TRACKS
DE3735243A1 (en) * 1987-10-17 1989-04-27 Escher Wyss Gmbh DEVICE FOR NEUTRALIZING OVERLOAD LOADS
US4821384A (en) * 1987-11-05 1989-04-18 Beloit Corporation Self-loading controlled deflection roll
DE3744961C2 (en) * 1987-11-05 1995-05-18 Beloit Corp Roll cutting machine for making smaller rolls
DE3815445A1 (en) * 1988-05-06 1989-11-16 Kuesters Eduard Maschf METHOD FOR REDUCING VIBRATIONS ON SUCCESSIVE ROLLER PAIRS AND DEVICE HAVING SUCH ROLLER PAIRS
FI82127C (en) * 1989-02-14 1991-01-10 Valmet Paper Machinery Inc FOERFARANDE OCH ANORDNING FOER DAEMPNING AV VIBRATIONER I VALSARNA AV ETT VALSPAR SOM BILDAR ETT NYP.
JP2885840B2 (en) * 1989-08-28 1999-04-26 帝人製機株式会社 Roller device for spinning and supporting method
FI85166C (en) * 1990-04-26 1992-03-10 Valmet Paper Machinery Inc FOERFARANDE OCH ANORDNING FOER DAEMPNING AV VIBRATIONEN I VALSARNA AV ETT VALSPAR SOM BILDAR ETT NYP.
DE4033278C1 (en) * 1990-10-19 1992-03-12 Heidelberger Druckmaschinen Ag, 6900 Heidelberg, De
FI94458C (en) * 1994-05-27 1995-09-11 Valmet Paper Machinery Inc Procedure in the rolling operation of a paper machine and plant for the process
US5768985A (en) 1995-12-11 1998-06-23 Valmet Corporation Method for preventing vibrations of a roll set
DE19652769A1 (en) * 1996-12-18 1998-06-25 Voith Sulzer Papiermasch Gmbh Method and device for damping contact vibrations
FI111134B (en) * 1997-03-13 2003-06-13 Metso Paper Inc Method and apparatus for preventing vibration of rollers in a film press
FI101320B (en) * 1997-04-30 1998-05-29 Valmet Corp Method and apparatus for damping vibration in a paper machine or paper finisher
US5961899A (en) * 1997-07-15 1999-10-05 Lord Corporation Vibration control apparatus and method for calender rolls and the like
JP3082843B2 (en) 1997-10-21 2000-08-28 三菱重工業株式会社 Air-cooled condenser in gas turbine combined plant
JPH11147121A (en) * 1997-11-14 1999-06-02 Mitsubishi Heavy Ind Ltd Vibration proof device for rolling mill

Also Published As

Publication number Publication date
AU5044099A (en) 2000-02-14
DE19983424T1 (en) 2001-06-13
FI104207B1 (en) 1999-11-30
WO2000005450A1 (en) 2000-02-03
US6521090B1 (en) 2003-02-18
DE19983424B4 (en) 2008-10-02
FI104207B (en) 1999-11-30

Similar Documents

Publication Publication Date Title
FI974562A (en) Method and apparatus for optimizing the drying of a paper web
FI20012351A (en) Method and apparatus for forming a paper web
FI20002838A0 (en) Method and apparatus for adjusting the moisture profile of a moving paper web
EP1349985A4 (en) Method and apparatus for forming a paper or tissue web
FI940152A0 (en) Machine and method for forming coreless rolls from web material
FI973693A (en) Method and apparatus for measuring paper quality properties from a moving paper web on a paper machine
FI941449A0 (en) Method for contact drying of paper web and drying section of paper machine
FI981657A0 (en) A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine
AU2562701A (en) An apparatus and associated method for drying a wet web of paper
FI104098B1 (en) Method and apparatus for drying a fibrous web
FI982614A0 (en) A method and apparatus for controlling a drying process in a drying section of a paper machine or the like
FI981748A0 (en) A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine
FI20002680A0 (en) A method and apparatus for adjusting the dry matter profile of a web on a wire section of a paper machine / board machine
FI981541A0 (en) Apparatus and method for guiding a paper / board web into a pulper
FI973885A (en) Method and apparatus in the drying section of a paper machine / board machine
FI20021459A (en) Method and apparatus for threading a web in a roll of paper or board
FI940749A0 (en) Method for drying a paper web and a drying section of a paper machine
FI980813A (en) Method and apparatus for damping vibration of a pair of nip forming rollers in a paper or board machine
FI990008A (en) Method and apparatus for conducting a paper or cardboard web during finishing
GB9928306D0 (en) Apparatus and method for dewatering a paper web
AU1151301A (en) Apparatus and method for determination and control of paper web qualities on a papermaking machine
FI981340A0 (en) Method and apparatus for cutting a paper or paperboard web
FI951748A0 (en) Method for drying paper / board web papPermination for drying paper / board web with paper machine / board machine and drying section concept machine / board machine and drying section concept i
FI982270A0 (en) Method and apparatus for drying a fibrous web
FI990906A0 (en) Method and arrangement for moving the web in the press section of a papermaking machine

Legal Events

Date Code Title Description
MM Patent lapsed